<template>
  <div class="goods-relevant">
    <div class="header">
      <i class="icon"></i>
      <span class="title">{{ goodsId? '同类商品推荐': '猜你喜欢' }}</span>
    </div>
    <XtxCarousel :sliders="sliders" style="height:380px;" auto-play/>
  </div>
</template>

<script>
import { findRelGoods } from '@/api/goods'
import { ref } from 'vue'
export default {
  name: 'GoodsRelevant',
  props: {
    goodsId: {
      type: String,
      default: ''
    }
  },
  setup (props) {
    const sliders = ref([])

    findRelGoods(props.goodsId).then(data => {
      const pageSize = 4
      const pageCount = Math.ceil(data.result.length / pageSize)

      for (let i = 0; i < pageCount; i++) {
        sliders.value.push(data.result.slice(pageSize * i, pageSize * (i + 1)))
      }
    })
    return { sliders }
  }
}
</script>

<style lang="less" scoped>
.goods-relevant {
  background: #fff;
  min-height: 460px;
  margin-left: 20px;
  .header {
    height: 80px;
    line-height: 80px;
    padding: 0 20px;
    .title {
      font-size: 20px;
      padding-left: 10px;
    }
    .icon {
      width: 16px;
      height: 16px;
      display: inline-block;
      border-top: 4px solid @xtxColor;
      border-right: 4px solid @xtxColor;
      box-sizing: border-box;
      position: relative;
      transform: rotate(45deg);
      &::before {
        content: "";
        width: 10px;
        height: 10px;
        position: absolute;
        left: 0;
        top: 2px;
        background: lighten(@xtxColor,40%);
      }
    }
  }

  // 覆盖carousel 样式
  :deep(.xtx-carousel) {
    height: 380px;
    .carousel {
      &-indicator {
        bottom: 30px;
        span {
          &.active {
            background: @xtxColor;
          }
        }
      }
      &-btn {
        top: 110px;
        opacity: 1;
        background: rgba(0, 0, 0, 0);
        color: #ddd;
        i {
          font-size: 30px;
        }
      }
    }
  }
}
</style>
